Patrick Willis - Wikipedia
Justin Smith's likely return big factor for 49ers
So long, 'Cowboy': 49ers' Justin Smith retires after 14 seasons
NFL report: San Francisco 49ers beat Dallas Cowboys thanks to Tony Romo turnovers, NFL News
49ers' loss of Patrick Willis a jarring one – The Mercury News
Justin Smith retirement further weakens 49ers defense, San Francisco 49ers
1,215 Justin Smith 49ers Photos & High Res Pictures - Getty Images
Will Patrick Willis and Justin Smith be inducted into the Hall of Fame as first ballot in 2020? - Sports Illustrated San Francisco 49ers News, Analysis and More
49ers in flux as Patrick Willis, Justin Smith retire - Sports Illustrated
49ers' Justin Smith calls it quits after stellar 14-year career
The 5 Biggest Threats in the NFC West - Part 6 - Justin Smith - Turf Show Times
Patrick Willis, San Francisco 49ers still confident defense can be dominant without injured Justin Smith
Justin Smith questionable for 49ers - Manteca Bulletin
49ers DE Justin Smith expected to retire, per reports
Patrick willis hi-res stock photography and images - Alamy